Treatment | Age (years) | |
---|---|---|
7 | 9 | |
(a) Main treatment significance level | ||
 | Level of statistical significance of F-test | |
Second rotation (S2R) | ||
 Site preparation | *** | *** |
 Fertiliser | *** | *** |
 Interaction | n.s. | n.s. |
Third rotation (S3R) | ||
 Site preparation | *** | ** |
 Fertiliser | ** | ** |
 Interaction | n.s. | n.s. |
(b) | ||
 | Volume production (m3 ha−1) | |
Second rotation (S2R) | ||
 Residue removed | 102 b | 155 b |
 Control | 145 a | 196 a |
 Lime | 146 a | 204 a |
 Standard error of mean | 5.9 | 7.8 |
 LSD0.05 for site preparation | 16.6 | 21.9 |
 No fertiliser | 118 B | 170 B |
 Fertilised | 145 A | 200 A |
 Standard error of mean | 4.8 | 6.3 |
 LSD0.05 for site preparation | 13.5 | 17.9 |
 Grand mean | 131 | 185 |
Third rotation (S3R) | ||
 Residue removed | 91 b | 138 b |
 Control | 153 a | 207 a |
 Lime | 151 a | 206 a |
 Standard error of mean | 4.6 | 5.7 |
 LSD0.05 for site preparation | 13.1 | 16.1 |
 No fertiliser | 124 B | 175 B |
 Fertilised | 139 A | 192 A |
 Standard error of mean | 3.8 | 4.6 |
 LSD0.05 for site preparation | 10.7 | 13.1 |
 Grand mean | 132 | 184 |